... TEP Series offers two major types of turbomolecular pumps - high compression, and corrosion resistant.The TEP Series offers five major types ... resistant, ultra low vibration, radiation resistant, and ultra high vacuum.Turbomolecular Pump TEP 100/110 110 series molecular pump ... 5×10-4Rotation Speed(RPM)42,30042,300H2 Compression Ratio5×1025×102N2 Compression Ratio1×1081×108Ultimate Vacuum(torr)4.5×10 ...